Auricular Therapy and Basic Care for Blocked Milk Ducts After Cesarean Delivery

Inclusion Criteria: Participants must meet all of the following criteria: * Postpartum women aged 18-40 years who have undergone cesarean delivery and are hospitalized in the obstetrics department. * At least 24 hours after cesarean delivery. * Diagnosed with uncomplicated blocked milk ducts based on clinical signs, including localized breast pain and engorgement, a palpable localized firm mass, and reduced or interrupted milk flow. * Absence of systemic signs of infection (e.g., fever ≥38.5°C, chills, or severe fatigue) and no evidence of breast abscess. * Numeric Rating Scale (NRS) pain score ≥ 4. * Gestational age ≥ 37 weeks, with a healthy newborn without abnormalities. * Willing and able to provide written informed consent. Exclusion Criteria: Participants meeting any of the following criteria will be excluded: * Clinical signs of mastitis, breast abscess, or breast infection. * Underlying medical conditions that may affect lactation, such as diabetes mellitus, thyroid disorders, or chronic liver or kidney disease. * Known allergy or hypersensitivity to materials used in auricular acupressure or components of basic breast care. * Severe psychiatric or cognitive conditions that may impair the ability to follow study procedures. * Inability or unwillingness to comply with the study protocol.